Base | Representation |
---|---|
bin | 101111011111… |
… | …101110010010 |
3 | 212102120011021 |
4 | 233133232102 |
5 | 11141410311 |
6 | 1122510054 |
7 | 210554302 |
oct | 57375622 |
9 | 25376137 |
10 | 12450706 |
11 | 7034444 |
12 | 420532a |
13 | 276c1a8 |
14 | 1921602 |
15 | 115e171 |
hex | bdfb92 |
12450706 has 4 divisors (see below), whose sum is σ = 18676062. Its totient is φ = 6225352.
The previous prime is 12450673. The next prime is 12450709. The reversal of 12450706 is 60705421.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60705421 = 7 ⋅8672203.
It can be written as a sum of positive squares in only one way, i.e., 12355225 + 95481 = 3515^2 + 309^2 .
It is not an unprimeable number, because it can be changed into a prime (12450709) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3112675 + ... + 3112678.
Almost surely, 212450706 is an apocalyptic number.
12450706 is a deficient number, since it is larger than the sum of its proper divisors (6225356).
12450706 is an equidigital number, since it uses as much as digits as its factorization.
12450706 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6225355.
The product of its (nonzero) digits is 1680, while the sum is 25.
The square root of 12450706 is about 3528.5557952227. Note that the first 3 decimals coincide. The cubic root of 12450706 is about 231.7739698100.
The spelling of 12450706 in words is "twelve million, four hundred fifty thousand, seven hundred six".
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